Panasonic 2WAY Multi Technical & Service Manual page 139

6) Error log clear
Clears all of the error log and temporary stop causes for this outdoor unit.
Operation method: Press the SET (S007) key for one second.
 →  → 
(clearing)
7) Error (alarm) code list
Error
Error (Alarm) Contents
Code
A00 No error occurred
(System A: Engine system protective device
operation)
A01 Engine oil pressure error
A02 Engine oil error
A03 Engine high-revolution error
A04 Engine low-revolution error
A05 Ignition power supply error
A06 Engine start failure
A07 Fuel gas valve error
A08 Engine stall
A10 High exhaust gas temperature
A11 Engine oil level error
A14 Engine oil pressure switch error
A15 Starter power supply output short circuit
A16 Starter lock
A17 CT error (starter current detection failure)
A19 Low coolant temperature
A20 High coolant temperature
A21 Coolant level error
A22 Coolant pump error
A23 Crankshaft angle sensor error
A24 Camshaft angle sensor error
A25 Clutch error
A26 Flameout error
A27 Catalyst temperature error (for only models fi tted
with a catalyst)
A28 Generator error (detected only with HP)
A29 Converter error (detected only with HP)
(System E: Communication system errors)
E01 Remote controller receive failure
E02 Remote controller transmission failure
E03 Indoor unit receive failure from the remote
controller (central)
E04 Indoor unit receive failure from the outdoor unit
E05 Indoor unit transmission failure to outdoor unit
E06 Outdoor unit receive failure from the indoor unit
E07 Outdoor unit transmission failure to the indoor
unit
E08 Duplicate indoor unit address setting
E09 Multiple main remote controller units set
E10 DC fan driver communication error
E11 Indoor unit receive failure from the signal output
board
E12 Auto-address start forbidden due to auto-
address in progress
E13 Indoor unit transmission failure to the remote
controller
E15 Automatic address alarm (too few units)
E16 Automatic address alarm (too many units)
E18 Group control wiring communication failure
E20 No indoor unit
E24 Communication failure between outdoor units
(only detected with W-Multi)
E26 Inconsistency in number of outdoor units (only
detected with W-Multi)
E31 Communication failure between units
(complete)
Error
Code
(System F: Defective sensors, memories and
other parts)
F01 Indoor unit heat exchanger inlet temperature
sensor error
E1 sensor error (when the water heat exchanger
unit is connected)
F02 Anti-icing sensor error (when the water heat
exchanger unit is connected)
F03 Indoor unit heat exchanger outlet temperature
sensor error
E3 sensor error (when the water heat exchanger
unit is connected)
F04 Compressor outlet temperature sensor error
F06 Outdoor unit heat exchanger inlet temperature
sensor error
Outdoor unit heat exchanger 2 inlet temperature
sensor error (3WAY only)
F08 Outside air temperature sensor error
Fl0 Indoor unit intake temperature sensor error
Water intake temperature sensor error (when the
water heat exchanger unit is connected)
F11 Indoor unit discharge temperature sensor error
Water discharge temperature sensor error (when
the water heat exchanger unit is connected)
F12 Compressor inlet temperature sensor error
F13 Coolant temperature sensor error
F16 Compressor inlet/outlet pressure sensor error
F18 Exhaust gas temperature sensor error
F20 Clutch coil temperature sensor error
F21 Clutch 2 coil temperature sensor error
F29 Indoor unit non-volatile memory (EEPROM) error
F30 Real time clock (RTC) function error
F31 Outdoor unit non-volatile memory (EEPROM)
error
(System L: Duplicate address and other setting
defects)
L02 Inconsistencies in indoor/outdoor units (non-GHP
equipment connected)
L03 Multiple main units set for group control
L04 Duplicate system (outdoor unit) address setting
L05 Duplicate indoor unit priority setting (priority
indoor unit)
L06 Duplicate indoor unit priority setting (excluding
priority indoor units)
L07 Group control wiring exists for individual-control
indoor unit
L08 Indoor unit address not set
L09 Indoor unit capacity not set
L10 Outdoor unit capacity not set
L13 Indoor unit model setting defect
L15 Indoor unit pairing defect
L16 Water heat exchanger unit setting defect (when
the water heat exchanger unit is connected)
L19 Duplicated water heat exchanger unit parallel
address (when the water heat exchanger unit is
connected)
L21 Gas type setting failure
V–20
Error (Alarm) Contents